11920720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3041}}^1$

素因数の和:3068

約数の個数: 60

約数和(自身を含む): 32251284

約数和(自身を除く): 20330564

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3041, 3920, 6082, 12164, 15205, 21287, 24328, 30410, 42574, 48656, 60820, 85148, 106435, 121640, 149009, 170296, 212870, 243280, 298018, 340592, 425740, 596036, 745045, 851480, 1192072, 1490090, 1702960, 2384144, 2980180, 5960360, 11920720]

約数ペア:

[(1, 11920720), (2, 5960360), (4, 2980180), (5, 2384144), (7, 1702960), (8, 1490090), (10, 1192072), (14, 851480), (16, 745045), (20, 596036), (28, 425740), (35, 340592), (40, 298018), (49, 243280), (56, 212870), (70, 170296), (80, 149009), (98, 121640), (112, 106435), (140, 85148), (196, 60820), (245, 48656), (280, 42574), (392, 30410), (490, 24328), (560, 21287), (784, 15205), (980, 12164), (1960, 6082), (3041, 3920)]